Remove --icf=all from default linker options to support non-gold linker
Remove --icf=all from default linker options to support non-gold linker

Thanks to @EoD. Closes #1

turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo